Quick answers
- Which hospitals does Gregory Groglio work at?
- Medicare's official clinician data lists Gregory Groglio at 1 hospital: Merit Health Wesley. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory Groglio see patients?
- Medicare's clinician data lists 2 practice locations, including Hattiesburg, MS. Call before your visit to confirm the address.
- What is Gregory Groglio's specialty?
- Medicare lists Thoracic Surgery as the primary specialty.
- Does Gregory Groglio accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory Groglio accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Gregory Groglio?
- (601) 268-8155, as listed in official Medicare / NPI Registry data.
- What is Gregory Groglio's NPI number?
- 1699791772. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory Groglio works
Medicare's Facility Affiliation Data lists Gregory Groglio at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Merit Health WesleyHattiesburg, MS · Acute Care Hospital · CCN 250094
Practice locations
Addresses where Gregory Groglio is enrolled with Medicare (CMS data updated 2026-10-02).
- 5001 Hardy StHattiesburg, MS 39402 (601) 268‑8155
- 5003 Hardy StHattiesburg, MS 39402
Group practices
Medicare enrollment lists Gregory Groglio as a member of this group (CMS data updated 2026-10-02).
- Wesley Physician Services LLC42 clinicians in the group
Specialties
- Thoracic Surgeryprimary
Other thoracic surgeons in Mississippi
Clinicians with the same Medicare primary specialty in Mississippi — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699791772 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians